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Related papers: Spin-polarized antiferromagnetic metals

200 papers

It was recently observed that materials showing most striking multiferroic phenomena are frustrated spin-density-wave magnets. We present a simple phenomenological theory, which describes the orientation of the induced electric polarization…

Strongly Correlated Electrons · Physics 2009-11-11 Maxim Mostovoy

Ferromagnetic metals, with the potential to generate spin current with unconventional spin polarization via the spin Hall effect, offer promising opportunities for field-free switching of perpendicular magnetization and for the spin-orbit…

Materials Science · Physics 2025-01-03 Fanxing Zheng , Jianting Dong , Yizhuo Song , Meng Zhu , Xinlu Li , Jia Zhang

Beyond conventional ferromagnetism and antiferromagnetism, altermagnetism is a recently discovered unconventional magnetic phase characterized by time-reversal symmetry breaking and spin-split band structures in materials with zero net…

The occurrence of a finite mismatch between the up and down spin energy channels due to the application of an electric field, leading to the generation of a polarized spin current from an unpolarized beam in antiferromagnetic materials, has…

Mesoscale and Nanoscale Physics · Physics 2025-11-19 Suparna Sarkar , Santanu K. Maiti

Two-dimensional (2D) sliding ferroelectric (FE) metals with ferrimagnetism represent a previously unexplored class of spintronic materials, featuring out-of-plane FE polarization, metallic conductivity, and a finite net magnetization, which…

Materials Science · Physics 2025-11-17 Zhenzhou Guo , Shifeng Qian , Xiaodong Zhou , Wenhong Wang , Zhenxiang Cheng , Xiaotian Wang

A vital goal in spintronics is the efficient electrical generation of spin currents, a pursuit that has recently focused on using antiferromagnets (AFMs) as spin current sources. It has been demonstrated that antiferromagnets with broken PT…

Materials Science · Physics 2025-10-07 Meng Zhu , Jianting Dong , Xinlu Li , Jiahao Shentu , Yizhuo Song , Evgeny Y. Tsymbal , Jia Zhang

Hidden spin polarization (HSP) with zero net spin polarization in total but non-zero local spin polarization has been proposed in certain nonmagnetic centrosymmetric compounds, where the individual sectors forming the inversion partners are…

Materials Science · Physics 2025-08-28 San-Dong Guo

The theory behind the electrical switching of antiferromagnets is premised on the existence of a well defined broken symmetry state that can be rotated to encode information. A spin glass is in many ways the antithesis of this state,…

Half-metallic Heusler alloys are among the most promising materials for future applications in spintronic devices. Although most Heusler alloys are ferromagnets, ferrimagnetic or antiferromagnetic (also called fully-compensated…

Materials Science · Physics 2015-05-13 I. Galanakis , K. Ozdogan , E. Sasioglu , B. Aktas

For prospective spintronics devices based on the propagation of pure spin currents, antiferromagnets are an interesting class of materials that potentially entail a number of advantages as compared to ferromagnets. Here, we present a…

The interplay of electronic nematic modulations, magnetic order, superconductivity and structural distortions in strongly correlated electron materials calls for methods which allow characterizing them simultaneously - to allow establishing…

Strongly Correlated Electrons · Physics 2015-04-29 Udai Raj Singh , Ramakrishna Aluru , Yong Liu , Chengtian Lin , Peter Wahl

Recently, unconventional antiferromagnets that enable the splitting of electronic spins have been theoretically proposed and experimentally realized, where the magnetic sublattices containing moments pointing at different directions are…

By applying density functional theory calculations, we predict that the groundstate of bilayer silicene at certain interlayer distances can be antiferromagnetic. At small electron or hole doping, it becomes half metallic under applied…

Materials Science · Physics 2018-09-03 Xiao-Fang Ouyang , Ze-Yi Song , Yu-Zhong Zhang

The spin current model of electric polarization of multiferroics is justified via the quantum hydrodynamic method and the mean-field part of the spin-orbit interaction. The spin current model is applied to derive the electric polarization…

Materials Science · Physics 2024-09-10 Pavel A. Andreev , Mariya Iv. Trukhanova

Polar metals with ferroelectric-like displacements in metals have been achieved recently, half century later than Anderson and Blount's prediction. However, the genuine ferroelectricity with electrical dipolar switching has not yet been…

The recent demonstrations of electrical manipulation and detection of antiferromagnetic spins have opened up a chapter in the spintronics story. In this article, we review the emerging research field that is exploring synergies between…

Mesoscale and Nanoscale Physics · Physics 2017-06-05 Libor Šmejkal , Yuriy Mokrousov , Binghai Yan , Allan H. MacDonald

Multiferroics, showing simultaneous ordering of electrical and magnetic degrees of freedom, are remarkable materials as seen from both the academic and technological points of view. A prominent mechanism of multiferroicity is the…

Strongly Correlated Electrons · Physics 2012-08-31 P. Lunkenheimer , J. Müller , S. Krohns , F. Schrettle , A. Loidl , B. Hartmann , R. Rommel , M. de Souza , C. Hotta , J. A. Schlueter , M. Lang

In semiconductor spintronics, the generation of highly spin-polarized carriers and the efficient probe of spin order (due to strong ferromagnetism) -- at or above room temperature -- are crucial because it allows for the design of…

Materials Science · Physics 2023-06-09 Hong Jian Zhao , Longju Yu , Yanchao Wang , Laurent Bellaiche , Yanming Ma

Within the broad class of multiferroics (compounds showing a coexistence of magnetism and ferroelectricity), we focus on the subclass of "improper electronic ferroelectrics", i.e. correlated materials where electronic degrees of freedom…

Materials Science · Physics 2012-07-26 Silvia Picozzi , Alessandro Stroppa

We provide evidence for the effects of spin polarized current on a nanofabricated antiferromagnet incorporated into a spin-valve structure. Signatures of current-induced effects include bipolar steps in differential resistance,…

Materials Science · Physics 2009-11-13 Sergei Urazhdin , Nicholas Anthony